Search results for high energy density physics

Analytical Chemistry Oct 15, 2025

Chemists achieve ethylene electrosynthesis from acetylene at ampere-level current density

Ethylene is traditionally obtained through steam cracking of petroleum-derived hydrocarbons. Recently, the semi-hydrogenation of coal-derived acetylene has emerged as an alternative to produce ethylene. In particular, electrocatalytic ...

Astronomy Oct 2, 2025

Could dark energy change over time? Supercomputer simulations challenge ΛCDM assumption

Since the early 20th century, scientists have gathered compelling evidence that the universe is expanding at an accelerating rate. This acceleration is attributed to what is known as dark energy—a fundamental property of ...

General Physics Sep 29, 2025

High-order analysis reveals more signs of phase-change 'turbulence' in nuclear matter

Members of the STAR collaboration, a group of physicists collecting and analyzing data from particle collisions at the Relativistic Heavy Ion Collider (RHIC), have published a new high-precision analysis of data on the number ...

Earth Sciences Sep 17, 2025

Water's density is key to sustainable lithium mining, study reveals

One of the biggest obstacles on the road to a low-carbon energy future is caused by the rare-earth element lithium, a critical component for the batteries that can store the abundant and sustainable energy from renewable ...

Astronomy Sep 16, 2025

Tying theory to practice when searching for dark energy

Science is a story of coming up with theories then doing our best to disprove them. That is especially true for theories on a grand, cosmological scale, though disproving them can be particularly hard.

Materials Science Sep 16, 2025

Plasma-assisted catalyst enables more efficient ammonia synthesis for energy storage

Ammonia is used in fertilizer and many industrial processes. It is also seen as a promising way to store and transport energy, as it is safer and easier to handle ammonia than hydrogen gas. Using plasma, the fourth state ...

General Physics Sep 16, 2025

Monitoring sediment buildup in underwater bridge tunnels with the help of high-energy muons

Over 200 underwater bridge tunnels exist for vehicular traffic around the world, providing connectivity between cities. Once constructed, however, these tunnels are difficult to monitor and maintain, often requiring shutdowns ...

Analytical Chemistry Sep 4, 2025

Spin-state tuning in perovskite boosts high-temperature oxygen evolution reaction

Solid oxide electrolysis cells (SOECs) offer a route for efficient energy conversion and storage by converting renewable electricity into storable chemical fuels through high-temperature carbon dioxide electrolysis. However, ...

General Physics Sep 3, 2025

Particle detector proves precision as it prepares to probe properties of quark-gluon plasma

A new and powerful particle detector just passed a critical test in its goal to decipher the ingredients of the early universe. The sPHENIX detector is the newest experiment at Brookhaven National Laboratory's Relativistic ...

Astronomy Aug 21, 2025

Dark matter in gas giants could collapse into detectable black holes, model suggests

More than 5,000 planets have been discovered beyond our solar system, allowing scientists to explore planetary evolution and consider the possibility of extraterrestrial life. Now, a UC Riverside study published in Physical ...

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